Consume grammars and functions with schema and mapping APIs and persist
- Detection of freshness
(from redmine: issue id 527, created on 2018-01-22tgradl, closed on 2018-01-24)
- Relations:
- relates #529
(from redmine: issue id 527, created on 2018-01-22tgradl, closed on 2018-01-24)